The subprocess module provides more powerful facilities for spawning new processes and retrieving their results using that module is preferable to using this function. The final approach is also the most versatile approach and the recommended module to run external commands in Python: To remove those characters only in the beginning use. strip() function like with output.strip(). To remove them (including blank spaces and tabs in the beginning and end) you can use the. In this example and in the following examples, you will see that you always have trailing line breaks in the output. To delve deeper into this function, have a look at the documentation. It is also possible to write to the stream by using the mode='w' argument. readlines() function, which splits each line (including a trailing \n). ![]() ![]() read() function, you will get the whole output as one string.
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